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A single protein may have helped shape the emergence of spoken language

ScienceDaily
Summary
Nutrition label

78% Informative

A protein variant found only in humans may have helped shape the emergence of spoken language.

The study found that when they put this exclusively human variant of NOVA1 protein into mice, it altered their vocalizations as they called to each other.

It is not found in either Neanderthals or Denisovans , archaic humans that our ancestors interbred with.

Darnell: "Our discovery could have clinical relevance in many ways, ranging from developmental disorders to neurodegenerative disease" He says an ancestral population of modern humans in Africa evolved the human variant I197V, which then became dominant.

"One can imagine how such changes in vocalization could have a profound impact on evolution," he says.

VR Score

90

Informative language

97

Neutral language

49

Article tone

semi-formal

Language

English

Language complexity

60

Offensive language

not offensive

Hate speech

not hateful

Attention-grabbing headline

not detected

Known propaganda techniques

not detected

Time-value

long-living

External references

no external sources

Source diversity

no sources

Affiliate links

no affiliate links